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Databases & Data

The most popular blog posts about databases & data on Hacker News. 2,338 posts.

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1925

EdgeDB: A New Beginning

In a few weeks we will release the first public technology preview of EdgeDB—a new open-source object-relational database. This post is a brief introduction and is the first in the series.

1930

Postgres Insider Terminology

If you've ever wondered - What is a tuple? What is a Postgres page? What's the difference between a record and a row? What is a relation? What's an array? What is TOAST? This post is for you! These are terms you hear all the time in the Postgres world. This post breaks down what these terms mean and how they are used.

1940

Modern Transactional Stack

Transactional databases have long been the most critical component of application design. Why? Because a steadfast database is generally the ultimate enforcement point for correctness in a messy, distributed world. Without them we’d overpay and undercharge. We’d lose riders trying to get home from the airport, and…

1944

Jepsen: YugaByte DB 1.1.9

2019-04-10: The long fork test used in this analysis contained a bug which caused it to (in many cases) fail to identify long fork anomalies. We have re-checked YugaByte DB 1.1.15.0-b16 with a corrected checker, and its long fork tests still pass.

1949

Perceptual Image Compression at Flickr

At Flickr our users really care about image quality. They also care a lot about how responsive our apps are. Addressing both of these concerns simultaneously is challenging; higher quality images have larger file sizes and are slower to transfer. Slow transfers are especially noticeable on mobile devices. Flickr had…